In an opinion addressing claim construction and priority dates, the US Court of Appeals for the Federal Circuit explained that preamble language is not limiting when it merely recites an intended use, and that diligence need...more
Addressing discretionary denial of institution of a new inter partes review (IPR) petition where the challenged claim is already the subject of an instituted IPR proceeding, the Patent Trial and Appeal Board (PTAB) decided...more
In an opinion addressing the scope of estoppel accruing to a petitioner following the issuance of a final written decision in an inter partes review (IPR), the Patent Trial and Appeal Board (PTAB) concluded that such a...more